TextEditor: Clean forward declaration

Change-Id: If338617551893e3ce3c7a68ff1abfc60de8cf610
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/plugins/texteditor/basefilefind.h

@@ -33,15 +33,9 @@
 
 #include <QFuture>
 
-QT_BEGIN_NAMESPACE
-class QLabel;
-class QComboBox;
-QT_END_NAMESPACE
-
 namespace Utils { class FileIterator; }
 namespace Core {
 class IEditor;
-class IFindSupport;
 class SearchResult;
 class SearchResultItem;
 } // namespace Core

src/plugins/texteditor/codeassist/assistproposalitem.h

@@ -35,7 +35,6 @@
 
 namespace TextEditor {
 
-class TextEditorWidget;
 
 class TEXTEDITOR_EXPORT AssistProposalItem : public AssistProposalItemInterface
 {

src/plugins/texteditor/codeassist/assistproposaliteminterface.h

@@ -32,14 +32,12 @@
 QT_BEGIN_NAMESPACE
 class QIcon;
 class QString;
-class QVariant;
 QT_END_NAMESPACE
 
 #include <QString>
 
 namespace TextEditor {
 
-class TextEditorWidget;
 
 class TEXTEDITOR_EXPORT AssistProposalItemInterface
 {

src/plugins/texteditor/codeassist/codeassistant.h

@@ -34,7 +34,6 @@
 namespace TextEditor {
 
 class CodeAssistantPrivate;
-class CompletionSettings;
 class IAssistProvider;
 class TextEditorWidget;
 

src/plugins/texteditor/codeassist/iassistprocessor.h

@@ -31,7 +31,6 @@
 
 namespace TextEditor {
 
-class IAssistProvider;
 class AssistInterface;
 class IAssistProposal;
 

src/plugins/texteditor/codeassist/iassistproposalmodel.h

@@ -31,7 +31,6 @@ QT_FORWARD_DECLARE_CLASS(QString)
 
 namespace TextEditor {
 
-class AssistProposalItem;
 
 class TEXTEDITOR_EXPORT IAssistProposalModel
 {

src/plugins/texteditor/codestyleselectorwidget.h

@@ -29,14 +29,6 @@
 
 #include <QWidget>
 
-QT_BEGIN_NAMESPACE
-class QHBoxLayout;
-class QComboBox;
-class QLabel;
-class QCheckBox;
-class QPushButton;
-QT_END_NAMESPACE
-
 namespace TextEditor {
 
 namespace Internal { namespace Ui { class CodeStyleSelectorWidget; } }

src/plugins/texteditor/findinfiles.h

@@ -33,7 +33,7 @@
 #include <QStringListModel>
 
 QT_BEGIN_NAMESPACE
-class QLabel;
+class QComboBox;
 class QStackedWidget;
 QT_END_NAMESPACE
 

src/plugins/texteditor/generichighlighter/manager.h

@@ -38,7 +38,6 @@
 
 QT_BEGIN_NAMESPACE
 class QFileInfo;
-class QStringList;
 class QIODevice;
 template <class> class QFutureInterface;
 QT_END_NAMESPACE

src/plugins/texteditor/icodestylepreferencesfactory.h

@@ -33,7 +33,6 @@ namespace Core { class Id; }
 namespace TextEditor {
 
 class ICodeStylePreferences;
-class CodeStylePool;
 class Indenter;
 class SnippetProvider;
 

src/plugins/texteditor/semantichighlighter.h

@@ -33,10 +33,6 @@
 #include <QFuture>
 #include <QTextCharFormat>
 
-QT_BEGIN_NAMESPACE
-class QTextDocument;
-QT_END_NAMESPACE
-
 namespace TextEditor {
 
 class SyntaxHighlighter;

src/plugins/texteditor/texteditor.h

@@ -52,11 +52,9 @@ QT_END_NAMESPACE
 namespace TextEditor {
 class TextDocument;
 class BaseHoverHandler;
-class TabSettings;
 class RefactorOverlay;
 struct RefactorMarker;
 class SyntaxHighlighter;
-class IAssistMonitorInterface;
 class AssistInterface;
 class IAssistProvider;
 class ICodeStylePreferences;

src/plugins/texteditor/texteditor_p.h

@@ -35,8 +35,6 @@ namespace TextEditor {
 class TextDocument;
 
 namespace Internal {
-class TextEditorOverlay;
-class ClipboardAssistProvider;
 
 class TEXTEDITOR_EXPORT TextBlockSelection
 {

src/plugins/texteditor/texteditorsettings.h

@@ -39,7 +39,6 @@ QT_END_NAMESPACE
 namespace TextEditor {
 
 class FontSettings;
-class TabSettings;
 class TypingSettings;
 class StorageSettings;
 class BehaviorSettings;

src/plugins/texteditor/textmark.h

@@ -42,7 +42,6 @@ QT_END_NAMESPACE
 
 namespace TextEditor {
 
-class BaseTextEditor;
 class TextDocument;
 
 class TEXTEDITOR_EXPORT TextMark